--- a/src/java.base/share/classes/java/util/zip/ZipConstants64.java	Wed May 23 08:49:00 2018 -0700
+++ b/src/java.base/share/classes/java/util/zip/ZipConstants64.java	Wed May 23 10:34:18 2018 -0700
@@ -74,11 +74,12 @@
     static final int  ZIP64_EXTLEN = 16;      // uncompressed size, 8-byte
 
     /*
-     * Language encoding flag EFS
+     * Language encoding flag (general purpose flag bit 11)
+     *
+     * If this bit is set the filename and comment fields for this
+     * entry must be encoded using UTF-8.
      */
-    static final int EFS = 0x800;       // If this bit is set the filename and
-                                        // comment fields for this file must be
-                                        // encoded using UTF-8.
+    static final int USE_UTF8 = 0x800;
 
     /*
      * Constants below are defined here (instead of in ZipConstants)